Saffa S.p.A.
Patent Owner
Stats
- 0 US PATENTS IN FORCE
- 0 US APPLICATIONS PENDING
- Nov 15, 1988 most recent publication
Details
- 0 Issued Patents
- 0 Issued in last 3 years
- 0 Published in last 3 years
- 91 Total Citation Count
- Oct 01, 1979 Earliest Filing
- 8 Expired/Abandoned/Withdrawn Patents
Patent Activity in the Last 10 Years
Technologies
- No Technology to Display
Top Patents (by citation)
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Recent Publications
- No Recent Publications to Display
Recent Patents
- No Recent Patents to Display
Expired/Abandoned/Withdrawn Patents
Patent #
Title
Status
Filing Date
Issue/Pub Date
Intl Class
4785031 Stabilized and carried red phosphorus as flame-retardant agent for polymersExpiredDec 11, 85Nov 15, 88[C08L, C08K]
4698215 Stabilized red phosphorus for use as flame-retardant, in particular for compositions on the basis of polymersExpiredDec 27, 85Oct 06, 87[C09K, C01B, C08K]
4471080 Process for making self-extinguishing, by means of red phosphorus, synthetic thermoplastic materials and products so obtainedExpiredFeb 07, 83Sep 11, 84[C08J, C08K]
4440880 Process for stabilizing by encapsulation red phosphorus to be used as flame retardant of polymeric materials and product so obtainedExpiredOct 22, 81Apr 03, 84[C08L, C08K]
4374706 Process for the purification of phosphorus pentasulphide by distillation under vacuumExpiredMar 02, 81Feb 22, 83[B01D]
4311450 Device for limiting the gas flow in a discharge valve for gas lighters and methodExpiredOct 01, 79Jan 19, 82[F23D]
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